313320131444413 has 4 divisors (see below), whose sum is σ = 313330960634908. Its totient is φ = 313309302253920.

The previous prime is 313320131444407. The next prime is 313320131444443. The reversal of 313320131444413 is 314444131023313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 143249372754489 + 170070758689924 = 11968683^2 + 13041118^2 .

It is a cyclic number.

It is not a de Polignac number, because 313320131444413 - 2²¹ = 313320129347261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313320131444443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5414551848 + ... + 5414609713.

It is an arithmetic number, because the mean of its divisors is an integer number (78332740158727).

Almost surely, 2^{313320131444413} is an apocalyptic number.

It is an amenable number.

313320131444413 is a deficient number, since it is larger than the sum of its proper divisors (10829190495).

313320131444413 is a wasteful number, since it uses less digits than its factorization.

313320131444413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10829190494.

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 313320131444413 its reverse (314444131023313), we get a palindrome (627764262467726).

The spelling of 313320131444413 in words is "three hundred thirteen trillion, three hundred twenty billion, one hundred thirty-one million, four hundred forty-four thousand, four hundred thirteen".